Cory, H. (1997). Advanced writing with English in use (CAE). Oxford: Oxford Univ.
Chicago Style aipamenaCory, Hugh. Advanced Writing With English in Use (CAE). Oxford: Oxford Univ, 1997.
MLA aipamenaCory, Hugh. Advanced Writing With English in Use (CAE). Oxford: Oxford Univ, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.